817366979

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{39971}}^1$

素因数の和:40019

約数の個数: 18

約数和(自身を含む): 972878508

約数和(自身を除く): 155511529

約数列:

[1, 11, 13, 121, 143, 169, 1573, 1859, 20449, 39971, 439681, 519623, 4836491, 5715853, 6755099, 62874383, 74306089, 817366979]

約数ペア:

[(1, 817366979), (11, 74306089), (13, 62874383), (121, 6755099), (143, 5715853), (169, 4836491), (1573, 519623), (1859, 439681), (20449, 39971)]